22'-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al Mg and other metals] size:5 GM 00% ELEMENTAL IMPURITIES: CADMIUM (Cd)

00% ELEMENTAL IMPURITIES: CADMIUM (Cd) AS REPORTED AS REPORTED LEAD (Pb) AS REPORTED AS REPORTED ARSENIC (As) AS REPORTED AS REPORTED IDENTIFICATION A TO PASS TEST TO PASS TEST IDENTIFICATION B TO PASS TEST TO PASS TEST CERTIFIED KOSHER CERTIFIED HALAL EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

Test Specification Min Max ASSAY 92% 92%

90% APPEARANCE CLEAR CLEAR COLOR (APHA) 5 SOLUBILITY IN WATER TO PASS TEST TO PASS TEST ULTRAVIOLET ABSORBANCE (1 cm cell vs

Test Specification Min Max ASSAY 97%

Test Specification Min Max ASSAY (CH[@3@]COOC[@2@]H[@5@]) 99

22'-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al Mg and other metals] size:5 GM 00% ELEMENTAL IMPURITIES: CADMIUM (Cd)